Pennsylvania leaders want answers as to what caused Monday's deadly explosion at U.S. Steel's Clairton plant. The tragedy has ...

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of ...

After an explosion rocked a steel plant outside Pittsburgh, workers scrambled into the wreckage alongside firefighters ...

Gwaley called DeHosse, who owns Sparkles by Shell, a Monongahela-based screen print and embroidery business. They are now ...

The mill, which is part of the recent merger between U.S. Steel and Nippon Steel, has faced scrutiny from federal and local ...

The explosion, followed by several smaller blasts, could be felt in the nearby community and prompted county officials to ...

Crews are working to restore operations after the deaths of two employees.

Clairton, Pennsylvania was rocked Tuesday by an explosion at the U.S. Steel Clairton Coke Works. Clairton Mayor Richard Lattanzi reflects on the sad day.

Authorities said their investigation has shifted to the cause of the explosion after they accounted for everyone who was missing.

Dozens of workers at a steel plant near Pittsburgh are trapped beneath rubble following an explosion, and police have ...